| Word | Definitions | Synonyms |
|---|---|---|
| formal | a lavish dance requiring formal attire | ball |
| formal | a gown for evening wear | dinner dress, dinner gown, evening gown |
| normal | something regarded as a normative example | pattern, convention, rule, formula |
| subnormal | a person of less than normal intelligence | - |
| thermal | rising current of warm air | - |